Finding the Fourth Proportional to 3,105.69, 4,292.00 and 2,545.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.69 : 4,292.00 = 2,545.27 : x
2. Step 2: Convert to fraction form
   3,105.69/4,292.00 = 2,545.27/x
3. Step 3: Cross multiply
   3,105.69x = 4,292.00 × 2,545.27
4. Step 4: Simplify right side
   3,105.69x = 10,924,286.11
5. Step 5: Solve for x
   x = 10,924,286.11/3,105.69
6. Step 6: Final answer
   x = 3,517.51